From 186599f89ea57e9b444dcb0793723b9148770161 Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Wed, 12 Dec 2018 08:03:38 +0000 Subject: net/mlx5: Remove duplicated include from eswitch.c Remove duplicated include. Signed-off-by: YueHaibing Reviewed-by: Leon Romanovsky Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/eswitch.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index e6a9b19d8626..4f9dd0d4a081 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -39,7 +39,6 @@ #include "lib/eq.h" #include "eswitch.h" #include "fs_core.h" -#include "lib/eq.h" #define UPLINK_VPORT 0xFFFF -- cgit v1.2.3-59-g8ed1b From 06cc74af05c33091a9877b54f1821966b446003c Mon Sep 17 00:00:00 2001 From: Mark Bloch Date: Wed, 12 Dec 2018 19:11:37 -0800 Subject: IB/mlx5: Unify e-switch representors load approach between uplink and VFs When in switchdev mode and the add function is called by the core level driver, make sure we only register the callbacks, but don't create the mlx5 IB device or initialize anything. With this change all the IB devices in switchdev mode are created only once the load callback is invoked by the e-switch core sub-module. This follows the design paradigm under which the all the Eth representors must be loaded before any of IB reprs is loaded. Signed-off-by: Mark Bloch Acked-by: Or Gerlitz Reviewed-by: Leon Romanovsky Signed-off-by: Saeed Mahameed --- drivers/infiniband/hw/mlx5/ib_rep.c | 11 ++++++++++- drivers/infiniband/hw/mlx5/main.c | 29 +++++++++-------------------- drivers/infiniband/hw/mlx5/mlx5_ib.h | 1 - 3 files changed, 19 insertions(+), 22 deletions(-) (limited to 'drivers') diff --git a/drivers/infiniband/hw/mlx5/ib_rep.c b/drivers/infiniband/hw/mlx5/ib_rep.c index 8a682d86d634..46a9ddc8ca56 100644 --- a/drivers/infiniband/hw/mlx5/ib_rep.c +++ b/drivers/infiniband/hw/mlx5/ib_rep.c @@ -48,13 +48,21 @@ static const struct mlx5_ib_profile rep_profile = { static int mlx5_ib_nic_rep_load(struct mlx5_core_dev *dev, struct mlx5_eswitch_rep *rep) { + struct mlx5_ib_dev *ibdev; + + ibdev = mlx5_ib_rep_to_dev(rep); + if (!__mlx5_ib_add(ibdev, ibdev->profile)) + return -EINVAL; return 0; } static void mlx5_ib_nic_rep_unload(struct mlx5_eswitch_rep *rep) { - rep->rep_if[REP_IB].priv = NULL; + struct mlx5_ib_dev *ibdev; + + ibdev = mlx5_ib_rep_to_dev(rep); + __mlx5_ib_remove(ibdev, ibdev->profile, MLX5_IB_STAGE_MAX); } static int @@ -89,6 +97,7 @@ mlx5_ib_vport_rep_unload(struct mlx5_eswitch_rep *rep) dev = mlx5_ib_rep_to_dev(rep); __mlx5_ib_remove(dev, dev->profile, MLX5_IB_STAGE_MAX); rep->rep_if[REP_IB].priv = NULL; + ib_dealloc_device(&dev->ib_dev); } static void *mlx5_ib_vport_get_proto_dev(struct mlx5_eswitch_rep *rep) diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 2560996fce79..4a4200a88957 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -6214,18 +6214,6 @@ static void mlx5_ib_stage_delay_drop_cleanup(struct mlx5_ib_dev *dev) cancel_delay_drop(dev); } -static int mlx5_ib_stage_rep_reg_init(struct mlx5_ib_dev *dev) -{ - mlx5_ib_register_vport_reps(dev); - - return 0; -} - -static void mlx5_ib_stage_rep_reg_cleanup(struct mlx5_ib_dev *dev) -{ - mlx5_ib_unregister_vport_reps(dev); -} - static int mlx5_ib_stage_dev_notifier_init(struct mlx5_ib_dev *dev) { dev->mdev_events.notifier_call = mlx5_ib_event; @@ -6264,8 +6252,6 @@ void __mlx5_ib_remove(struct mlx5_ib_dev *dev, if (profile->stage[stage].cleanup) profile->stage[stage].cleanup(dev); } - - ib_dealloc_device((struct ib_device *)dev); } void *__mlx5_ib_add(struct mlx5_ib_dev *dev, @@ -6399,9 +6385,6 @@ static const struct mlx5_ib_profile nic_rep_profile = { STAGE_CREATE(MLX5_IB_STAGE_POST_IB_REG_UMR, mlx5_ib_stage_post_ib_reg_umr_init, NULL), - STAGE_CREATE(MLX5_IB_STAGE_REP_REG, - mlx5_ib_stage_rep_reg_init, - mlx5_ib_stage_rep_reg_cleanup), }; static void *mlx5_ib_add_slave_port(struct mlx5_core_dev *mdev) @@ -6469,8 +6452,9 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev) if (MLX5_ESWITCH_MANAGER(mdev) && mlx5_ib_eswitch_mode(mdev->priv.eswitch) == SRIOV_OFFLOADS) { dev->rep = mlx5_ib_vport_rep(mdev->priv.eswitch, 0); - - return __mlx5_ib_add(dev, &nic_rep_profile); + dev->profile = &nic_rep_profile; + mlx5_ib_register_vport_reps(dev); + return dev; } return __mlx5_ib_add(dev, &pf_profile); @@ -6492,7 +6476,12 @@ static void mlx5_ib_remove(struct mlx5_core_dev *mdev, void *context) } dev = context; - __mlx5_ib_remove(dev, dev->profile, MLX5_IB_STAGE_MAX); + if (dev->profile == &nic_rep_profile) + mlx5_ib_unregister_vport_reps(dev); + else + __mlx5_ib_remove(dev, dev->profile, MLX5_IB_STAGE_MAX); + + ib_dealloc_device((struct ib_device *)dev); } static struct mlx5_interface mlx5_ib_interface = { diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index 861b68f2e330..c89b3b44b22e 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -790,7 +790,6 @@ enum mlx5_ib_stages { MLX5_IB_STAGE_POST_IB_REG_UMR, MLX5_IB_STAGE_DELAY_DROP, MLX5_IB_STAGE_CLASS_ATTR, - MLX5_IB_STAGE_REP_REG, MLX5_IB_STAGE_MAX, }; -- cgit v1.2.3-59-g8ed1b From 8252cf728ce230bab2f5898449ffe94ff02c3622 Mon Sep 17 00:00:00 2001 From: Roi Dayan Date: Wed, 12 Dec 2018 19:11:39 -0800 Subject: net/mlx5: Split the activate lag function into two routines Split the activate lag function in order to be symmetric with the deactivate lag function. Signed-off-by: Roi Dayan Signed-off-by: Shahar Klein Reviewed-by: Aviv Heller Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/lag.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 582b2f18010a..75f7c8efaab5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -186,14 +186,12 @@ static void mlx5_infer_tx_affinity_mapping(struct lag_tracker *tracker, *port2 = 1; } -static void mlx5_activate_lag(struct mlx5_lag *ldev, - struct lag_tracker *tracker) +static int mlx5_create_lag(struct mlx5_lag *ldev, + struct lag_tracker *tracker) { struct mlx5_core_dev *dev0 = ldev->pf[0].dev; int err; - ldev->flags |= MLX5_LAG_FLAG_BONDED; - mlx5_infer_tx_affinity_mapping(tracker, &ldev->v2p_map[0], &ldev->v2p_map[1]); @@ -202,6 +200,14 @@ static void mlx5_activate_lag(struct mlx5_lag *ldev, mlx5_core_err(dev0, "Failed to create LAG (%d)\n", err); + return err; +} + +static void mlx5_activate_lag(struct mlx5_lag *ldev, + struct lag_tracker *tracker) +{ + ldev->flags |= MLX5_LAG_FLAG_BONDED; + mlx5_create_lag(ldev, tracker); } static void mlx5_deactivate_lag(struct mlx5_lag *ldev) -- cgit v1.2.3-59-g8ed1b From 3cfe432e1b3a6f5b48f146f72d6dde029a1640a1 Mon Sep 17 00:00:00 2001 From: Roi Dayan Date: Wed, 12 Dec 2018 19:11:40 -0800 Subject: net/mlx5: Add lag affinity info to log Report the initial LAG port affinity upon LAG creation. Signed-off-by: Roi Dayan Signed-off-by: Shahar Klein Reviewed-by: Aviv Heller Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/lag.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 75f7c8efaab5..448d9d5c689c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -195,6 +195,9 @@ static int mlx5_create_lag(struct mlx5_lag *ldev, mlx5_infer_tx_affinity_mapping(tracker, &ldev->v2p_map[0], &ldev->v2p_map[1]); + mlx5_core_info(dev0, "lag map port 1:%d port 2:%d", + ldev->v2p_map[0], ldev->v2p_map[1]); + err = mlx5_cmd_create_lag(dev0, ldev->v2p_map[0], ldev->v2p_map[1]); if (err) mlx5_core_err(dev0, -- cgit v1.2.3-59-g8ed1b From 4c283e6155988486e2c83a2f273f919ecd3ce721 Mon Sep 17 00:00:00 2001 From: Shahar Klein Date: Wed, 12 Dec 2018 19:11:41 -0800 Subject: net/mlx5: Fold the modify lag code into function Handle the code of modifying the lag affinity within a separate function. Signed-off-by: Shahar Klein Signed-off-by: Roi Dayan Reviewed-by: Aviv Heller Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/lag.c | 44 +++++++++++++++++---------- 1 file changed, 28 insertions(+), 16 deletions(-) (limited to 'drivers') diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 448d9d5c689c..8c5c5e418d61 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -186,6 +186,32 @@ static void mlx5_infer_tx_affinity_mapping(struct lag_tracker *tracker, *port2 = 1; } +static void mlx5_modify_lag(struct mlx5_lag *ldev, + struct lag_tracker *tracker) +{ + struct mlx5_core_dev *dev0 = ldev->pf[0].dev; + u8 v2p_port1, v2p_port2; + int err; + + mlx5_infer_tx_affinity_mapping(tracker, &v2p_port1, + &v2p_port2); + + if (v2p_port1 != ldev->v2p_map[0] || + v2p_port2 != ldev->v2p_map[1]) { + ldev->v2p_map[0] = v2p_port1; + ldev->v2p_map[1] = v2p_port2; + + mlx5_core_info(dev0, "modify lag map port 1:%d port 2:%d", + ldev->v2p_map[0], ldev->v2p_map[1]); + + err = mlx5_cmd_modify_lag(dev0, v2p_port1, v2p_port2); + if (err) + mlx5_core_err(dev0, + "Failed to modify LAG (%d)\n", + err); + } +} + static int mlx5_create_lag(struct mlx5_lag *ldev, struct lag_tracker *tracker) { @@ -232,8 +258,7 @@ static void mlx5_do_bond(struct mlx5_lag *ldev) struct mlx5_core_dev *dev0 = ldev->pf[0].dev; struct mlx5_core_dev *dev1 = ldev->pf[1].dev; struct lag_tracker tracker; - u8 v2p_port1, v2p_port2; - int i, err; + int i; bool do_bond; if (!dev0 || !dev1) @@ -255,20 +280,7 @@ static void mlx5_do_bond(struct mlx5_lag *ldev) mlx5_add_dev_by_protocol(dev0, MLX5_INTERFACE_PROTOCOL_IB); mlx5_nic_vport_enable_roce(dev1); } else if (do_bond && mlx5_lag_is_bonded(ldev)) { - mlx5_infer_tx_affinity_mapping(&tracker, &v2p_port1, - &v2p_port2); - - if ((v2p_port1 != ldev->v2p_map[0]) || - (v2p_port2 != ldev->v2p_map[1])) { - ldev->v2p_map[0] = v2p_port1; - ldev->v2p_map[1] = v2p_port2; - - err = mlx5_cmd_modify_lag(dev0, v2p_port1, v2p_port2); - if (err) - mlx5_core_err(dev0, - "Failed to modify LAG (%d)\n", - err); - } + mlx5_modify_lag(ldev, &tracker); } else if (!do_bond && mlx5_lag_is_bonded(ldev)) { mlx5_remove_dev_by_protocol(dev0, MLX5_INTERFACE_PROTOCOL_IB); mlx5_nic_vport_disable_roce(dev1); -- cgit v1.2.3-59-g8ed1b